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प्रश्न
Fill in the blanks using the words given in the box.
| ignition | petrol | combustion | calorific value | combustible | combustible |
The amount of heat energy produced on complete combustion of 1 kg of a fuel is called its ______.
उत्तर
The amount of heat energy produced on complete combustion of 1 kg of a fuel is called its calorific value.
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